Home / 28,934.32-39,935.16-17,001.52

Finding the Fourth Proportional to 28,934.32, 39,935.16 and 17,001.52

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Solution

The fourth proportional to 28,934.32, 39,935.16 and 17,001.52 is: 23,465.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,934.32 : 39,935.16 = 17,001.52 : x
  2. Step 2: Convert to fraction form
    28,934.32/39,935.16 = 17,001.52/x
  3. Step 3: Cross multiply
    28,934.32x = 39,935.16 × 17,001.52
  4. Step 4: Simplify right side
    28,934.32x = 678,958,421.44
  5. Step 5: Solve for x
    x = 678,958,421.44/28,934.32
  6. Step 6: Final answer
    x = 23,465.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.